Upgrade peter-evans/create-pull-request action (#127)

Author: fkleedorfer

.github/workflows/release-and-deploy.yml

@@ -145,7 +145,7 @@ jobs:
 
       # create the pull request
       - name: Create Pull Request
-        uses: peter-evans/create-pull-request@v4
+        uses: peter-evans/create-pull-request@v6
         with:
           token: ${{ secrets.QUDTLIB_BOT_GITHUB_TOKEN }}
           title: Release ${{ inputs.release_version }}